DE3684509D1 - SEMICONDUCTOR STORAGE DEVICE. - Google Patents

SEMICONDUCTOR STORAGE DEVICE.

Info

Publication number
DE3684509D1
DE3684509D1 DE8686303719T DE3684509T DE3684509D1 DE 3684509 D1 DE3684509 D1 DE 3684509D1 DE 8686303719 T DE8686303719 T DE 8686303719T DE 3684509 T DE3684509 T DE 3684509T DE 3684509 D1 DE3684509 D1 DE 3684509D1
Authority
DE
Germany
Prior art keywords
storage device
semiconductor storage
semiconductor
storage
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE8686303719T
Other languages
German (de)
Inventor
Yoshihiro Takemae
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Application granted granted Critical
Publication of DE3684509D1 publication Critical patent/DE3684509D1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • G11C29/70—Masking faults in memories by using spares or by reconfiguring
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
    • G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
    • G06F11/1008—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
    • G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
    • G06F11/1076—Parity data used in redundant arrays of independent storages, e.g. in RAID systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • For Increasing The Reliability Of Semiconductor Memories (AREA)
DE8686303719T 1985-05-16 1986-05-15 SEMICONDUCTOR STORAGE DEVICE. Expired - Fee Related DE3684509D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60104632A JPS61264599A (en) 1985-05-16 1985-05-16 Semiconductor memory device

Publications (1)

Publication Number Publication Date
DE3684509D1 true DE3684509D1 (en) 1992-04-30

Family

ID=14385819

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686303719T Expired - Fee Related DE3684509D1 (en) 1985-05-16 1986-05-15 SEMICONDUCTOR STORAGE DEVICE.

Country Status (5)

Country Link
US (1) US4768193A (en)
EP (1) EP0202873B1 (en)
JP (1) JPS61264599A (en)
KR (1) KR910000737B1 (en)
DE (1) DE3684509D1 (en)

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US6026052A (en) * 1994-05-03 2000-02-15 Fujitsu Limited Programmable semiconductor memory device
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Also Published As

Publication number Publication date
KR860009430A (en) 1986-12-22
JPS61264599A (en) 1986-11-22
EP0202873B1 (en) 1992-03-25
EP0202873A3 (en) 1988-08-03
US4768193A (en) 1988-08-30
EP0202873A2 (en) 1986-11-26
KR910000737B1 (en) 1991-02-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee